author | František Kučera <franta-hg@frantovo.cz> |
Sat, 28 Jul 2018 14:06:53 +0200 | |
branch | v_0 |
changeset 11 | 3798b6bc9aea |
parent 10 | 77593735b057 |
child 12 | bc6fe00dd831 |
permissions | -rw-r--r-- |
0 | 1 |
#include <cstdlib> |
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#include <memory> |
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#include <tuple> |
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#include <RelationalWriter.h> |
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#include <RelpipeWriterException.h> |
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#include <Factory.h> |
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#include <TypeId.h> |
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#include "CLI.h" |
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#include "Command.h" |
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#include "ArgumentsCommand.h" |
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int demo(); |
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int main(int argc, char** argv) { |
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using namespace relpipe::cli; |
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using namespace relpipe::in::cli; |
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using namespace relpipe::writer; |
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setlocale(LC_ALL, ""); |
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CLI cli(argc, argv); |
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int resultCode = CLI::EXIT_CODE_UNEXPECTED_ERROR; |
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try { |
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if (cli.arguments().size() > 0) { |
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const wstring action = cli.arguments()[0]; |
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vector<wstring> arguments(cli.arguments().size() - 1); |
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for (int i = 1; i < cli.arguments().size(); i++) { |
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arguments[i - 1] = cli.arguments()[i]; |
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} |
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if (action == L"demo") { |
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resultCode = demo(); |
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} else if (action == L"generate") { |
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ArgumentsCommand command; |
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command.process(cin, cout, action, arguments); |
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} else { |
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fwprintf(stderr, L"Unknown command: %ls\n", action.c_str()); |
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resultCode = CLI::EXIT_CODE_UNKNOWN_COMMAND; |
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} |
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} else { |
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fwprintf(stderr, L"Missing command…\n"); |
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resultCode = CLI::EXIT_CODE_BAD_SYNTAX; |
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} |
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} catch (RelpipeWriterException e) { |
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fwprintf(stderr, L"Caught exception: %ls\n", e.getMessge().c_str()); |
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fwprintf(stderr, L"Debug: Input stream: eof=%ls, lastRead=%d\n", (cin.eof() ? L"true" : L"false"), cin.gcount()); |
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resultCode = CLI::EXIT_CODE_DATA_ERROR; |
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} |
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return resultCode; |
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} |
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int demo() { |
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using namespace relpipe::writer; |
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std::shared_ptr<RelationalWriter> writer(Factory::create(std::cout)); |
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// Various data types passed as strings |
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writer->startRelation(L"table_from_strings",{ |
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{L"s", TypeId::STRING}, |
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{L"i", TypeId::INTEGER}, |
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{L"b", TypeId::BOOLEAN} |
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}, true); |
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writer->writeAttribute(L"a"); |
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writer->writeAttribute(L"1"); |
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writer->writeAttribute(L"true"); |
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writer->writeAttribute(L"b"); |
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writer->writeAttribute(L"2"); |
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writer->writeAttribute(L"false"); |
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// Various data types passed as raw pointers + typeids |
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writer->startRelation(L"from_raw_pointers",{ |
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{L"s", TypeId::STRING}, |
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{L"i", TypeId::INTEGER}, |
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{L"b", TypeId::BOOLEAN} |
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}, true); |
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string_t sValue; |
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integer_t iValue; |
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boolean_t bValue; |
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for (int i = 0; i < 8; i++) { |
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sValue.append(L"*"); |
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iValue = i + 1; |
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bValue = iValue % 2 == 0; |
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writer->writeAttribute(&sValue, typeid (sValue)); |
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writer->writeAttribute(&iValue, typeid (iValue)); |
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writer->writeAttribute(&bValue, typeid (bValue)); |
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} |
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return 0; |
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} |